5236457152661 has 16 divisors (see below), whose sum is σ = 6336885663360. Its totient is φ = 4224147148800.

The previous prime is 5236457152639. The next prime is 5236457152687. The reversal of 5236457152661 is 1662517546325.

It is a cyclic number.

It is not a de Polignac number, because 5236457152661 - 2¹⁰ = 5236457151637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5236457152621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142261 + ... + 3431861.

It is an arithmetic number, because the mean of its divisors is an integer number (396055353960).

Almost surely, 2^{5236457152661} is an apocalyptic number.

It is an amenable number.

5236457152661 is a deficient number, since it is larger than the sum of its proper divisors (1100428510699).

5236457152661 is a wasteful number, since it uses less digits than its factorization.

5236457152661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308844.

The product of its digits is 9072000, while the sum is 53.

The spelling of 5236457152661 in words is "five trillion, two hundred thirty-six billion, four hundred fifty-seven million, one hundred fifty-two thousand, six hundred sixty-one".